<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
</head>
<body>
    <div id="app">
        <!-- 这个区域被vue控制 -->
        <p>{{name}}</p>
        <button @click="addback">逆转世界</button>
    </div>
    <script src="../day01/vue.js"></script>
    <script>
        new Vue({
            el:'#app',
            data:{
                name:'Hello World!'
            },
            methods:{
                addback(){
                this.name=this.name.split('').reverse().join('')
            }
            }
        })
    </script>
    
</body>
</html>